<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  
  <script>

    // stackover flow: 程序问答网站
    var foo = "xxxxxx"
    function bar() {

    }
    var baz = {

    }

  </script>

</body>
</html>